<table style="width:99.8%;height:99.8%">
    <tbody>
        <tr>
            <td>
                <div style="background: white;
                width: 95%;
                max-width: 800px;
                margin: auto auto;
                border-radius: 5px;
                border:orange 1px solid;
                overflow: hidden;
                -webkit-box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.12);
                box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.18);">
                    <header style="overflow: hidden;">
                        <img style="width:100%;z-index: 666;" src="https://hedu-typora.oss-cn-beijing.aliyuncs.com/python/FD7C6347DE9038C76A52E552E93F7089.jpg">
                    </header>
                    <div style="padding: 5px 20px;">
                        <p style="position: relative;
                        color: white;
                        float: left;
                        z-index: 999;
                        background: orange;
                        padding: 5px 30px;
                        margin: -25px auto 0 ;
                        box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.30)">Dear&nbsp;{user}</p>
                        <br>
                        <h3>你有一条来自<a style="text-decoration: none;color: orange " target="_blank" href="{siteUrl}">Price比价平台</a>的验证码</h3>
                        <br>
                        <p style="font-size: 14px;">注意：</p>
                        <p style="border-bottom:#ddd 1px solid;border-left:#ddd 1px solid;padding-bottom:20px;background-color:#eee;margin:15px 0px;padding-left:20px;padding-right:20px;border-top:#ddd 1px solid;border-right:#ddd 1px solid;padding-top:20px">您正在使用修改密码功能,该验证码仅用于身份验证,请勿泄露给其他人</p>
                        <p style="font-size: 14px;">验证码：</p>
                        <p style="border-bottom:#ddd 1px solid;border-left:#ddd 1px solid;padding-bottom:20px;background-color:#eee;margin:15px 0px;padding-left:20px;padding-right:20px;border-top:#ddd 1px solid;border-right:#ddd 1px solid;padding-top:20px">{codeText}</p>

                        <div style="text-align: center;">
                            <img src="https://ftp.bmp.ovh/imgs/2020/03/8423219bbff23d56.png" alt="hr" style="width:100%;
                                                                                                  margin:5px auto 5px auto;
                                                                                                  display: block;">

                        </div>
                        <p style="font-size: 12px;text-align: center;color: #999;">本邮件为系统自动发出，请勿直接回复<br> ©Price比价网
                        </p>
                    </div>
                </div>
            </td>
        </tr>
    </tbody>
</table>